author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 03 May 2010 13:17:34 +0300 | |
changeset 19 | fcece45ef507 |
parent 18 | 2f34d5167611 |
child 30 | 5dc02b23752f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 2000 Peter Kelly (pmk@post.com) |
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* Copyright (C) 2005, 2006, 2007 Apple Inc. All rights reserved. |
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* Copyright (C) 2007 Samuel Weinig (sam@webkit.org) |
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* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) |
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* Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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* |
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*/ |
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#ifndef XMLTokenizer_h |
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#define XMLTokenizer_h |
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#include "CachedResourceClient.h" |
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#include "CachedResourceHandle.h" |
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#include "SegmentedString.h" |
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#include "StringHash.h" |
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#include "Tokenizer.h" |
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#include <wtf/HashMap.h> |
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#include <wtf/OwnPtr.h> |
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#if USE(QXMLSTREAM) |
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#include <qxmlstream.h> |
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#else |
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#include <libxml/tree.h> |
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#include <libxml/xmlstring.h> |
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#endif |
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namespace WebCore { |
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class Node; |
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class CachedScript; |
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class DocLoader; |
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class DocumentFragment; |
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class Document; |
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class Element; |
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class FrameView; |
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class PendingCallbacks; |
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class ScriptElement; |
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#if !USE(QXMLSTREAM) |
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class XMLParserContext : public RefCounted<XMLParserContext> { |
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public: |
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static PassRefPtr<XMLParserContext> createMemoryParser(xmlSAXHandlerPtr, void*, const char*); |
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static PassRefPtr<XMLParserContext> createStringParser(xmlSAXHandlerPtr, void*); |
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~XMLParserContext(); |
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xmlParserCtxtPtr context() const { return m_context; } |
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private: |
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XMLParserContext(xmlParserCtxtPtr context) |
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: m_context(context) |
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{ |
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} |
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xmlParserCtxtPtr m_context; |
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}; |
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#endif |
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class XMLTokenizer : public Tokenizer, public CachedResourceClient { |
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public: |
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XMLTokenizer(Document*, FrameView* = 0); |
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XMLTokenizer(DocumentFragment*, Element*); |
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~XMLTokenizer(); |
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enum ErrorType { warning, nonFatal, fatal }; |
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// from Tokenizer |
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virtual void write(const SegmentedString&, bool appendData); |
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virtual void finish(); |
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virtual bool isWaitingForScripts() const; |
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virtual void stopParsing(); |
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void end(); |
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void pauseParsing(); |
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void resumeParsing(); |
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void setIsXHTMLDocument(bool isXHTML) { m_isXHTMLDocument = isXHTML; } |
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bool isXHTMLDocument() const { return m_isXHTMLDocument; } |
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#if ENABLE(XHTMLMP) |
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void setIsXHTMLMPDocument(bool isXHTML) { m_isXHTMLMPDocument = isXHTML; } |
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bool isXHTMLMPDocument() const { return m_isXHTMLMPDocument; } |
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#endif |
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#if ENABLE(WML) |
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bool isWMLDocument() const; |
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#endif |
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// from CachedResourceClient |
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virtual void notifyFinished(CachedResource* finishedObj); |
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void handleError(ErrorType type, const char* m, int lineNumber, int columnNumber); |
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virtual bool wellFormed() const { return !m_sawError; } |
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int lineNumber() const; |
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int columnNumber() const; |
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#if USE(QXMLSTREAM) |
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private: |
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void parse(); |
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void startDocument(); |
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void parseStartElement(); |
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void parseEndElement(); |
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void parseCharacters(); |
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void parseProcessingInstruction(); |
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void parseCdata(); |
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void parseComment(); |
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void endDocument(); |
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void parseDtd(); |
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bool hasError() const; |
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#else |
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public: |
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// callbacks from parser SAX |
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void error(ErrorType, const char* message, va_list args) WTF_ATTRIBUTE_PRINTF(3, 0); |
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void startElementNs(const xmlChar* xmlLocalName, const xmlChar* xmlPrefix, const xmlChar* xmlURI, int nb_namespaces, |
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const xmlChar** namespaces, int nb_attributes, int nb_defaulted, const xmlChar** libxmlAttributes); |
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void endElementNs(); |
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void characters(const xmlChar* s, int len); |
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void processingInstruction(const xmlChar* target, const xmlChar* data); |
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void cdataBlock(const xmlChar* s, int len); |
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void comment(const xmlChar* s); |
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void startDocument(const xmlChar* version, const xmlChar* encoding, int standalone); |
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void internalSubset(const xmlChar* name, const xmlChar* externalID, const xmlChar* systemID); |
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void endDocument(); |
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#endif |
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private: |
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friend bool parseXMLDocumentFragment(const String& chunk, DocumentFragment* fragment, Element* parent); |
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void initializeParserContext(const char* chunk = 0); |
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void pushCurrentNode(Node*); |
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void popCurrentNode(); |
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void clearCurrentNodeStack(); |
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void insertErrorMessageBlock(); |
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bool enterText(); |
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void exitText(); |
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void doWrite(const String&); |
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void doEnd(); |
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Document* m_doc; |
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FrameView* m_view; |
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String m_originalSourceForTransform; |
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#if USE(QXMLSTREAM) |
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QXmlStreamReader m_stream; |
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bool m_wroteText; |
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#else |
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xmlParserCtxtPtr context() const { return m_context ? m_context->context() : 0; }; |
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RefPtr<XMLParserContext> m_context; |
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OwnPtr<PendingCallbacks> m_pendingCallbacks; |
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Vector<xmlChar> m_bufferedText; |
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#endif |
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Node* m_currentNode; |
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Vector<Node*> m_currentNodeStack; |
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bool m_sawError; |
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bool m_sawXSLTransform; |
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bool m_sawFirstElement; |
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bool m_isXHTMLDocument; |
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#if ENABLE(XHTMLMP) |
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bool m_isXHTMLMPDocument; |
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bool m_hasDocTypeDeclaration; |
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#endif |
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bool m_parserPaused; |
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bool m_requestingScript; |
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bool m_finishCalled; |
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int m_errorCount; |
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int m_lastErrorLine; |
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int m_lastErrorColumn; |
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String m_errorMessages; |
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CachedResourceHandle<CachedScript> m_pendingScript; |
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RefPtr<Element> m_scriptElement; |
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int m_scriptStartLine; |
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bool m_parsingFragment; |
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String m_defaultNamespaceURI; |
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typedef HashMap<String, String> PrefixForNamespaceMap; |
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PrefixForNamespaceMap m_prefixToNamespaceMap; |
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SegmentedString m_pendingSrc; |
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}; |
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#if ENABLE(XSLT) |
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void* xmlDocPtrForString(DocLoader*, const String& source, const String& url); |
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#endif |
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HashMap<String, String> parseAttributes(const String&, bool& attrsOK); |
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bool parseXMLDocumentFragment(const String&, DocumentFragment*, Element* parent = 0); |
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} // namespace WebCore |
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#endif // XMLTokenizer_h |